Definition of nigrescite in English:

nigrescite

noun nɪˈɡrɛskʌɪt

Mineralogy rare

An amorphous hydrated silicate of magnesium, ferrous iron, calcium, and aluminium, which is green when first exposed to the air but gradually turns black.

Origin

Late 19th century; earliest use found in Edward Dana (1849–1935), mineralogist and physicist. From German Nigrescit from classical Latin nigrēscere to grow black + German -it.

Definition of nigrescite in US English:

nigrescite

nounnɪˈɡrɛskʌɪt

Mineralogy rare

An amorphous hydrated silicate of magnesium, ferrous iron, calcium, and aluminium, which is green when first exposed to the air but gradually turns black.

Origin

Late 19th century; earliest use found in Edward Dana (1849–1935), mineralogist and physicist. From German Nigrescit from classical Latin nigrēscere to grow black + German -it.

词汇	nigrescite
释义	Definition of nigrescite in English: nigrescite noun nɪˈɡrɛskʌɪt Mineralogy rare An amorphous hydrated silicate of magnesium, ferrous iron, calcium, and aluminium, which is green when first exposed to the air but gradually turns black. Origin Late 19th century; earliest use found in Edward Dana (1849–1935), mineralogist and physicist. From German Nigrescit from classical Latin nigrēscere to grow black + German -it. Definition of nigrescite in US English: nigrescite nounnɪˈɡrɛskʌɪt Mineralogy rare An amorphous hydrated silicate of magnesium, ferrous iron, calcium, and aluminium, which is green when first exposed to the air but gradually turns black. Origin Late 19th century; earliest use found in Edward Dana (1849–1935), mineralogist and physicist. From German Nigrescit from classical Latin nigrēscere to grow black + German -it.
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